[INFO] cloning repository https://github.com/ConnorCable/redis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ConnorCable/redis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorCable%2Fredis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorCable%2Fredis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07d1128372baf1d0f49bbb74d52d46051f7f961e
[INFO] checking ConnorCable/redis against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FConnorCable%2Fredis" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ConnorCable/redis
[INFO] finished tweaking git repo https://github.com/ConnorCable/redis
[INFO] tweaked toml for git repo https://github.com/ConnorCable/redis written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ConnorCable/redis on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ConnorCable/redis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 879f149d2c3da0a03a3e510c3f0ece563b95ffdc995e67b786492361bd646f60
[INFO] running `Command { std: "docker" "start" "-a" "879f149d2c3da0a03a3e510c3f0ece563b95ffdc995e67b786492361bd646f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "879f149d2c3da0a03a3e510c3f0ece563b95ffdc995e67b786492361bd646f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "879f149d2c3da0a03a3e510c3f0ece563b95ffdc995e67b786492361bd646f60", kill_on_drop: false }`
[INFO] [stdout] 879f149d2c3da0a03a3e510c3f0ece563b95ffdc995e67b786492361bd646f60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56a12c7a4f39668de4a21c254a79abf76ec57260e2a781e0b14ea577f1a363d3
[INFO] running `Command { std: "docker" "start" "-a" "56a12c7a4f39668de4a21c254a79abf76ec57260e2a781e0b14ea577f1a363d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking aho-corasick v1.1.0
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.32
[INFO] [stderr]     Checking regex-automata v0.3.8
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking regex v1.9.5
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking redis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `test_null_bulk_string` is never used
[INFO] [stdout]    --> src/lib.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn test_null_bulk_string() { 
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found keyword `let`
[INFO] [stdout]   --> src/main.rs:9:72
[INFO] [stdout]    |
[INFO] [stdout]  9 |     let stream = TcpListener::bind("127.0.0.1:0").await?.accept().await
[INFO] [stdout]    |                                                                        ^ help: add `;` here
[INFO] [stdout] 10 |
[INFO] [stdout] 11 |     let mut msg = vec![0; 1024];
[INFO] [stdout]    |     --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found keyword `let`
[INFO] [stdout]   --> src/main.rs:9:72
[INFO] [stdout]    |
[INFO] [stdout]  9 |     let stream = TcpListener::bind("127.0.0.1:0").await?.accept().await
[INFO] [stdout]    |                                                                        ^ help: add `;` here
[INFO] [stdout] 10 |
[INFO] [stdout] 11 |     let mut msg = vec![0; 1024];
[INFO] [stdout]    |     --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TcpListener`
[INFO] [stdout]  --> src/main.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let stream = TcpListener::bind("127.0.0.1:0").await?.accept().await
[INFO] [stdout]   |                  ^^^^^^^^^^^ use of undeclared type `TcpListener`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::net::TcpListener;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use tokio::net::TcpListener;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::net::TcpStream`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `TcpListener`
[INFO] [stdout]  --> src/main.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let stream = TcpListener::bind("127.0.0.1:0").await?.accept().await
[INFO] [stdout]   |                  ^^^^^^^^^^^ use of undeclared type `TcpListener`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::net::TcpListener;
[INFO] [stdout]   |
[INFO] [stdout] 2 + use tokio::net::TcpListener;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::net::TcpStream`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/main.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let stream = TcpListener::bind("127.0.0.1:0").await?.accept().await
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 |     let stream = TcpListener::bind("127.0.0.1:0").await?.accept().await
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |         stream.readable().await?;
[INFO] [stdout]    |         ------ type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]    |
[INFO] [stdout]  9 |     let stream: /* Type */ = TcpListener::bind("127.0.0.1:0").await?.accept().await
[INFO] [stdout]    |               ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Err(ref e) if e.kind() == io::ErrorKind::WouldBlock => {
[INFO] [stdout]    |                           ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 return Err(e.into());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> src/main.rs:9:18
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let stream = TcpListener::bind("127.0.0.1:0").await?.accept().await
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 |     let stream = TcpListener::bind("127.0.0.1:0").await?.accept().await
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |         stream.readable().await?;
[INFO] [stdout]    |         ------ type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `stream` an explicit type
[INFO] [stdout]    |
[INFO] [stdout]  9 |     let stream: /* Type */ = TcpListener::bind("127.0.0.1:0").await?.accept().await
[INFO] [stdout]    |               ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:24:27
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Err(ref e) if e.kind() == io::ErrorKind::WouldBlock => {
[INFO] [stdout]    |                           ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:28:28
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 return Err(e.into());
[INFO] [stdout]    |                            ^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `redis` (bin "redis" test) due to 6 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `redis` (bin "redis") due to 6 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "56a12c7a4f39668de4a21c254a79abf76ec57260e2a781e0b14ea577f1a363d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56a12c7a4f39668de4a21c254a79abf76ec57260e2a781e0b14ea577f1a363d3", kill_on_drop: false }`
[INFO] [stdout] 56a12c7a4f39668de4a21c254a79abf76ec57260e2a781e0b14ea577f1a363d3
